The definition of a kermis is a carnival or fair, particularly in the Belgium, the Netherlands, northern France and western Germany.
An example of a kermis is a yearly church fair which is held to earn money for charity.
An outdoor fair in the Low Countries.
A fundraising fair or carnival.
In the Netherlands, Belgium, etc., an outdoor fair or carnival.
Any somewhat similar fair or entertainment, held usually for charity.
Origin of kermis
From American Heritage Dictionary of the English Language, 5th Edition